Simultaneous Nadir Overpasses (SNOs) between GOES-16 and TERRA
TLE Epoch: 2021 3 30.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 03/31/2021   03:19:34   (  -0.04, -75.21) (   0.41, -73.04)  247.47                80
 03/31/2021   15:40:49   (   0.04, -75.24) (   0.69, -78.19)  336.04                80
 04/02/2021   15:31:16   (   0.04, -75.25) (   0.04, -75.24)    1.23                80
 04/04/2021   15:19:03   (   0.04, -75.26) (  -0.61, -72.28)  338.78                80
 04/05/2021   03:40:27   (  -0.04, -75.24) (  -0.48, -77.48)  253.59                80
 04/07/2021   03:25:33   (  -0.03, -75.26) (   0.11, -74.51)   84.97                80
 04/07/2021   15:46:48   (   0.03, -75.29) (   0.99, -79.67)  498.49                80
 04/09/2021   03:13:20   (  -0.03, -75.29) (   0.77, -71.56)  424.52                80
 04/09/2021   15:34:35   (   0.03, -75.32) (   0.33, -76.72)  158.61                80
 04/11/2021   15:25:02   (   0.03, -75.36) (  -0.33, -73.76)  182.13                80
 04/12/2021   03:46:25   (  -0.03, -75.36) (  -0.81, -78.95)  408.96                80